//
//  AppDelegate.m
//  17-NSFileManager-diaoyan
//
//  Created by 王道林 on 16/8/6.
//  Copyright © 2016年 王道林. All rights reserved.
//

#import "AppDelegate.h"

@interface AppDelegate ()

@end

@implementation AppDelegate


- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
    // Override point for customization after application launch.
    //    实现文件、文件夹的基本操作(调研NSFileManager, 并实现以下功能)
    //    创建文件、文件夹
    //    删除文件、文件夹
    //    文件 是否存在
    //    移动文件
    //    拷贝文件
    
    NSArray *arr = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
    NSString *pathDocument = [arr firstObject];
    NSLog(@"%@", pathDocument);
    // 创建文件夹
    
    NSFileManager *manager = [NSFileManager defaultManager];
    
    NSString *FileBagPath = [pathDocument stringByAppendingPathComponent:@"wangdaolin"];
    [manager createDirectoryAtPath:FileBagPath withIntermediateDirectories:YES attributes:nil error:nil];
    // 创建文件
    NSString *FilePath = [FileBagPath stringByAppendingPathComponent:@"wangdaolin.txt"];
    NSString *string = @"wangdaolin";
   NSData *data = [string dataUsingEncoding:NSUTF8StringEncoding];
    [manager createFileAtPath:FilePath contents:data attributes:nil];
    
    
    //删除文件
    
//    [manager removeItemAtPath:FilePath error:nil];
    
    
    
    // 文件是否存在
   BOOL isExist = [manager fileExistsAtPath:FilePath];
    if (isExist) {
        NSLog(@"文件存在");
    } else
    {
        NSLog(@"文件不存在");
    }
    
    
    // 移动文件
    NSString *pathMove = [pathDocument stringByAppendingPathComponent:@"newPath.txt"];
//   BOOL isMove = [manager moveItemAtPath:FilePath toPath:pathMove error:nil];
//    if (isMove) {
//        NSLog(@"移动成功");
//    } else
//    {
//        NSLog(@"移动失败");
//    }
//    
    
    // 文件的拷贝
    
   BOOL isCopy = [manager copyItemAtPath:FilePath toPath:pathMove error:nil];
    
    if (isCopy) {
        NSLog(@"成功copy");
    } else
    {
        NSLog(@"失败拷贝");
    }
    
    
    
    
    
    
    
    
    
    
    
    return YES;
}

- (void)applicationWillResignActive:(UIApplication *)application {
    // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
    // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
}

- (void)applicationDidEnterBackground:(UIApplication *)application {
    // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
    // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
}

- (void)applicationWillEnterForeground:(UIApplication *)application {
    // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
}

- (void)applicationDidBecomeActive:(UIApplication *)application {
    // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
}

- (void)applicationWillTerminate:(UIApplication *)application {
    // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
}

@end
